Title:
DOOR
Document Type and Number:
Japanese Patent JP2023108887
Kind Code:
A
Abstract:
To provide a door that can improve heat insulation properties of the upper frame part and its design.SOLUTION: A door includes a door frame having an upper frame 10 and a door body arranged within the door frame. The upper frame 10 includes an upper frame body 11 made of aluminum and a cover material 15 made of synthetic resin. On the lower surface of the upper frame body 11 are provided a door outside engagement groove part 12 formed at a position in the interior side of the interior surface of the door body in the depth direction, a down-hanging piece 13 hanging down from a position on the indoor side of the door outside engagement groove part 12, and a room-side engagement groove part 14 formed on the room side of the down-hanging piece 13. The cover material 15 includes a door outside engagement piece 151 that engages with the door outside engagement groove part 12, a room-side engaging piece 152 that engages with the room-side engagement groove part 14, and a connecting piece 153 that connects the door outside engagement piece 151 and the room-side engaging piece 152. The door outside engagement piece 151, the room-side engaging piece 152, and the down-hanging piece 13 are arranged apart from each other in the depth direction.SELECTED DRAWING: Figure 4
Inventors:
YAMAGUCHI TAKUJI
MATSUMURA SHINGO
MATSUMURA SHINGO
Application Number:
JP2022010182A
Publication Date:
August 07, 2023
Filing Date:
January 26, 2022
Export Citation:
Assignee:
YKK ARCHITECTURAL
International Classes:
E06B1/32; E06B1/12; E06B1/52
Attorney, Agent or Firm:
Patent Attorney Corporation Kinoshita Intellectual Property Office